Government agency data shows 18 natural disaster events for ZIP 93656 in Riverdale, CA. These include 10 hailstorms, 5 earthquakes, and 2 extreme heat events. Total documented property damage amounts to $4.4M. Across all recorded events, 1 death has been attributed to natural disasters in this area.
Hailstorms represent the most common natural hazard in this area, accounting for 56% of all recorded events (10 total). Hail-related events have caused a combined $2.1M in documented property damage. The most recent recorded hailstorm occurred on Apr 11, 2012.
Riverdale has experienced 5 earthquakes on record. The most recent recorded earthquake occurred on May 3, 1983.
Riverdale has experienced 2 extreme heat events on record. One event reached severity level 4 or 5 on the normalized scale. The highest recorded severity for heat-related events here is 5/5 (extreme). Heat-related events have caused a combined $2M in documented property damage. 1 fatality has been attributed to extreme heat events in this area. The most recent recorded extreme heat event occurred on Aug 14, 2020.
Riverdale has experienced 1 tornado on record. Tornado-related events have caused a combined $250K in documented property damage. The most recent recorded tornado occurred on Nov 22, 1996.
The most significant disaster event on record for Riverdale was Excessive Heat on Aug 14, 2020, which caused $2M in property damage. Another major event was 1" Hail (Jun 4, 2009), causing $2M in damages.
Explore disaster history for adjacent areas
Based on federal and state records, ZIP code 93656 has experienced 18 natural disaster events. The hazard types affecting this area include hailstorms (10 events), earthquakes (5 events), extreme heat events (2 events), and tornado (1 event). The primary hazard is hailstorms, which account for 56% of all recorded events.
Hailstorms are the most frequently recorded hazard in Riverdale, CA, with 10 events documented. These events have caused a combined $2.1M in property damage.
Riverdale has 1 recorded tornado event in the historical record. Total property damage from tornadoes in this area is $250K. The most recent tornado was recorded on Nov 22, 1996.
The most damaging natural disaster on record for ZIP code 93656 was Excessive Heat, which occurred on Aug 14, 2020. This event caused $2M in documented property damage. It was rated at severity level 5/5.
Natural disasters have caused a documented total of $4.4M in property damage in the Riverdale, CA area (ZIP 93656). This figure is based on historical records from FEMA, NOAA Storm Events Database, and USGS, and covers events from the 1950s through the present. Actual damages may be higher, as not all events have complete damage assessments.
Data sourced from FEMA (disaster declarations, NFIP flood claims), NOAA Storm Events Database, USGS Earthquake Hazards Program, and NIFC wildfire records. Historical coverage varies by source, with most records beginning in the 1950s–1970s. Full methodology →